Magazines / Extensions / Brass Catchers
Explore our extensive selection of HK magazines and extensions designed for enhanced capacity and performance across a range of HK models including the VP9, USP, MP5, and more. From rugged steel magazines to advanced polymer extensions, our inventory caters to both tactical and recreational needs, ensuring reliable feeding and durability. Enhance your HK firearm with precision-engineered magazine upgrades, available now for various calibers and applications.
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HK416, MR556, HK417, MR762 Brass Catcher
H&K Heckler & Koch
$595.95HK 416, MR556 Brass Catcher The HK factory German brass catcher attaches quickly to firearms featuring a factory spec. Picatinny tri or quad rail. Designed specifically for HK firearms with factory...HKP-18046$595.95 -
HK MP7A1, MP7A2 Magazine Loader
H&K Heckler & Koch
$84.95Heckler and Koch HK MP7A1, MP7A2 Magazine Loader New factory HK German magazine loader for the MP7. Correct OEM tool for loading MP7 magazines. Compatible With: MP7A1HKP-18848$84.95 -
HK USP Magazine Floorplate - 9mm - 10 Round - Standard
H&K Heckler & Koch
$19.9510 Round HK USP 9mm Floor Plate StandardHKP-01477$19.95 -
On Sale
HK P2000 Magazine Extension Kit - +7
HKP HK Parts
$41.43 - $51.95HKP HK P2000 +7 Magazine Extension Kit This listing is for the magazine extension ONLY. This is not a complete magazine. The referenced magazine caHKP-21527-M$41.43 - $51.95 -
HK VP9, P30, USPC, P2000 Magazine Locking Plate - 9mm - 10 Round
H&K Heckler & Koch
$19.95HK USP Compact 9mm Magazine Locking Plate for 10 Round MagazinesHKP-02501$19.95 -
HK G36 Magazine Spring - 30 Round - Heckler and Koch
H&K Heckler & Koch
$9.95HK G36 30 Round Magazine Follower Spring New German HK G36 30 round magazine spring. A high wear and replacement item. Compatible With: G36HKP-16363$9.95 -
Out Of Stock
HK21E Cylinder Head Screw - Belt Feed Mechanism - RARE
H&K Heckler & Koch
$18.95HK21E Cylinder Head Screw - Belt Feed Mechanism - RARE Replacement cylinder head screw for the HK21E belt feed mechanism, manufactured to original specifications. Ensures proper fit, secure...HKP-99412$18.95 -
On Sale
HK VP9, VP40 Competition Magwell Extension - Purple - BLEMISHED
HKP HK Parts
Now: $52.46Was: $129.95HKP HK VP9, VP40 Competition Magwell Extension - Purple - BLEMISHED Our 2-piece, steel insert competition VP9/VP40 extended flared magwell is CNC made from heat treated 4140 billet nitrided steel...HKP-21079-PU-BNow: $52.46Was: $129.95 -
HK USP, USP Compact Complete Mag Lockout Device
H&K Heckler & Koch
$19.95H&K HK USP/USPC Complete Mag Lockout Device Easily installs and replaces the existing lanyard to the newer style lock out upgrade for the magazine lockout. Used to comply with certain state's laws...HKP-16397$19.95 -
HK G36 Magazine Floorplate - 10 and 30 Round
H&K Heckler & Koch
$11.95H&K 10/30 Round HK G36 Magazine Floor Plate New factory German G36 30 round and 10 round magazine floor plate.HKP-16381$11.95 -
HK UMP Caliber Conversion to 9mm Kit - 16.5" Barrel - 30 Round Magazine
Michaels Machines
$889.95HK UMP 9mm Conversion Kit - US-Made UMP/USC conversion kit will convert existing USC-UMP conversions to 9mm. This is a simple drop-in conversion for those who have already done the USC-UMP conversion...HKP-02284$889.95 -
HK21 Feed Mechanism Latch Lever
Michaels Machines
$69.95HKP HK21 Feed Mechanism Latch Lever - 7.62x51 / .308 Replacement feed mechanism latch lever for HK21 belt-fed platforms chambered in 7.62x51 and .308. Designed to interface with the feed assembly and...HKP-00235$69.95